Photo 101882, (c) Ryan Brown, some rights reserved (CC BY-NC-ND), uploaded by Ryan Brown

Attribution © Ryan Brown some rights reserved Uploaded by ryanubrown Source iNaturalist Associated observations Photos / Sounds What Cottontop Cactus (Homalocephala polycephala ssp. polycephala) Observer ryanubrown Date April 14, 2012 Place Imperial County, CA (Google, OSM) Date Added April 17, 2012 02:37 PM PDT Description clustered barrel cactus 10 IDs Research Grade View Associated taxa CC Cottontop Cactus (Echinocactus polycephalus ssp. polycephalus [inactive]) Info Photo (c) Ryan Brown, some rights reserved (CC BY-NC-ND), uploaded by Ryan Brown CC Cottontop Cactus (Homalocephala polycephala ssp. polycephalus [inactive]) Info Photo (c) Ryan Brown, some rights reserved (CC BY-NC-ND), uploaded by Ryan Brown Sizes small medium large original